| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 128-LQFP | 
                                                                            
                                            | Supplier Device Package | 128-TQFP (14x20) | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Series | 7200 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
                                                                            
                                            | Voltage - Supply | 4.5V~5.5V | 
                                                                            
                                            | Base Part Number | 72845 | 
                                                                            
                                            | Function | Synchronous | 
                                                                            
                                            | Current - Supply (Max) | 100mA | 
                                                                            
                                            | Memory Size | 144K 4K x 18 x 2 | 
                                                                            
                                            | Access Time | 6.5ns | 
                                                                            
                                            | Data Rate | 100MHz | 
                                                                            
                                            | Bus Directional | Bi-Directional | 
                                                                            
                                            | Retransmit Capability | No | 
                                                                            
                                            | FWFT Support | Yes | 
                                                                            
                                            | Programmable Flags Support | Yes | 
                                                                            
                                            | Expansion Type | Depth, Width | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                72845LB10PF8 Overview
128-LQFP  is a package that contains FIFO memory chip.It's packaged in the shape of a Tape & Reel (TR) .There is a memory of 144K 4K x 18 x 2 on the FIFO chip that can be used to store applications and data.It is recommended that the temperature be kept at 0°C~70°C to ensure reliable operation.There is Surface Mount  mounting type for this FIFO memory.To operate, the FIFO products requires a voltage supply of 4.5V~5.5V .The 7200 series comprises this memory logic.There is a FIFO's maximum operating supply current of 100mA .In terms of its family, it is part of the 72845  family.
72845LB10PF8 Features
144K 4K x 18 x 2 memory size
7200 series
Best part number of 72845
72845LB10PF8 Applications
There are a lot of Renesas Electronics America Inc. 72845LB10PF8  FIFOs Memory applications. 
- Optical memories
- A/D output buffers
- Medical Monitoring Device
- Product traceability
- SPI Bus Flash Memory Devices
- Address mapping
- Extended product life cycle
- Controlled baseline
- Battery Charger
- Test Equipment